[qcms] build seed corpus automatically (#1771)

* build corpus automatically

* faster hg clone

projects/qcms/Dockerfile

@@ -17,7 +17,6 @@
 FROM gcr.io/oss-fuzz-base/base-builder
 MAINTAINER pdknsk@gmail.com
 RUN apt-get update && apt-get install -y mercurial
-RUN hg clone https://hg.mozilla.org/mozilla-central/
-ADD http://cdn.pwmon.org/oss-fuzz/qcms/fuzz_seed_corpus.zip $SRC/
+RUN hg clone --uncompressed https://hg.mozilla.org/mozilla-central/
 COPY build.sh $SRC/
 WORKDIR mozilla-central/gfx/qcms

projects/qcms/build.sh

@@ -32,5 +32,6 @@ $CXX $CXXFLAGS -std=c++11 \
   -lFuzzingEngine \
   fuzztest/qcms_fuzzer.cpp -o $OUT/fuzz
 
+find fuzztest -iname "*.icc" \
+  -type f -exec zip -qju $OUT/fuzz_seed_corpus.zip "{}" \;
 cp fuzztest/qcms_fuzzer.dict $OUT/fuzz.dict
-cp $SRC/fuzz_seed_corpus.zip $OUT